Calculate the Typical Price for a given trading pair using Binance OHLCV data
AI agents call calculate_typical_price to retrieve information from Crypto Indicators without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool fetches market data from Binance and performs a mathematical calculation (Typical Price = (High + Low + Close) / 3). It is purely read/query in nature with no writes, executions, or destructive actions.
From the tool's definition 'Calculate the Typical Price for a given trading pair using Binance OHLCV data' — retrieves OHLCV data and computes a technical indicator, no side effects
Documented attack patterns abuse exactly the kind of access calculate_typical_price gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Crypto Indicators, and nothing reaches the server without passing your rules. This is the rule we recommend for calculate_typical_price:
{
"version": "1",
"default": "deny",
"tools": {
"calculate_typical_price": {}
}
}calculate_typical_price is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
Free to start. No card required.
Calculate the Typical Price for a given trading pair using Binance OHLCV data. It is categorised as a Read tool in the Crypto Indicators MCP Server, which means it retrieves data without modifying state.
Register the Crypto Indicators MCP server in PolicyLayer and add a rule for calculate_typical_price: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Crypto Indicators. Nothing to install.
calculate_typical_price is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the calculate_typical_price rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for calculate_typical_price. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
calculate_typical_price is provided by the Crypto Indicators MCP server (kukapay/crypto-indicators-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Crypto Indicators, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
Free to start. No card required.
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